function FindProxyForURL(url, host) {
      // our local URLs from the domains below example.com don't need a proxy:
      if (shExpMatch(host, "respub*gnl"))
      {
         return "PROXY localhost:8888";
      }
 
      if (shExpMatch(host, "resprv*gnl"))
      {
         return "PROXY localhost:8888";
      }
 
      if (isInNet(host, "172.16.0.0",  "255.240.0.0"))
      {
         return "PROXY localhost:1025";
      }
 
      return "DIRECT";
}
